Module 2-Rational Number Concepts

The average growth of a loblolly pine is 30 inches per year. The table shows the difference between the average yearly growth and the actual yearly growth for four trees.

True or False?

A pond loses water from evaporation each week. Week 1 had a change in water level of -6 inches. Week 2 had a change in water level of -7 inches. Week 3 had a change in water level of -3 inches. Write the numbers from least to greatest.

Write the point values in the correct order from GREATEST to LEAST.

Write the numbers in the correct order from LEAST to GREATEST.

True or False

Which inequality is correct?

Complete the inequality with the correct comparison symbol.

Write an inequality to compare the numbers 12.7 and 12 3/4.

Using the number line, select all the inequality statements that are true.

A stock market index drops by 1.38 points. What rational number represents the drop in the index?

Write an inequality to compare the numbers. -13 and -10

Scientists measure seismic activity 9 meters below sea level, 7 meters above sea level, and 4 meters above sea level. Write the elevations using integers, ordering them from least to greatest.

The low temperature in St. Paul, Minnesota, was -9 °F while the low temperature in Minot, North Dakota, was -1°F on the same day. Which has a smaller magnitude?

Which point on the number line is the opposite of 1.25?

Ali and Sam are volunteering at a food bank. They both start at the same time. Sam takes 13 minutes to pack a box with donated food. Ali takes 7 minutes to pack a box. After how many minutes will they finish packing boxes at the same time?

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Darrel has 36 daisies and 54 roses. He wants to put an equal number of daisies and roses into vases. What is the GREATEST number of daisies and roses Darrel can put in each vase?

Write an inequality to compare the numbers 11 and -9.

If the freezing point of these liquids is 0ºC, which liquid has a temperature that is the closest to freezing?

Jan has 20 apples and 16 bananas that she wants to arrange in baskets. There needs to be the same number of apples and the same number of bananas in each basket. What is the greatest number of baskets she can make?

Amos says that the opposite and the absolute value of a number are always the same. Which rational number can be used to show that this statement is incorrect? A. -0.9 B. 0 C. -1.1 D. 1/10

Write the list of numbers in order from least to greatest. 5, -6, 4, -3, 8, 7, -5

During a football game, the Tigers gained 3 4/5 yards on the first play and lost 3.7 yards on the second play. Write an inequality to compare the change in yards during the first two plays of the Tigers’ football game.

What is the least common denominator for

Which number, -12 or -18, has the greater absolute value?

Sam is buying food for a party. Hamburger patties are sold in packages of 6, and hamburger buns are sold in packages of 8. If he wants to have an equal number of each, what is the LEAST number of hamburger patties and buns he should buy?

What are the absolute values of -15, -7, and 3?

Which expression shows the sum of 72 and 96 as the product of the GCF and a sum of two numbers with no common factor? A. 12(6 + 8) B. 24(3 + 4) C. 24(6 + 8) D. 48(3 + 4)

True or False?